Paul Frecker has the better biographic sketch of Julia Selina Thesiger here. Her husband distinguished himself during the Sepoy Mutiny of 1857, receiving a Knighthood for his action.
From Paul Frecker; I removed the sepia tone and sharpened the image somewhat.
Lady Inglis wears a crinoline dress with pelisse bodice and puffed banana sleeves in this 1861 Silvy photo.
Keywords: 1861, Silvy, Thesiger family, Inglis family, British, straight coiffure, high neckline, collar, buttons, pelisse bodice, cuffs, crinoline